Digital video recorder

Details Digital video recorder Digital video recorder

1981-04-08

1984-08-28

Faber, Alan

Dynamic magnetic information storage or retrieval

Manual input recording

360 191, 360 331, 358343, H04N 591

Patent

active

044687109

ABSTRACT:
A digital video and audio data recording and/or reproducing apparatus includes a plurality of rotary magnetic heads provided in association with a tape guide drum assembly having a periphery about which a magnetic tape is helically transported at a predetermined wrap angle, a time compressing circuit for time compressing digitized audio and video data, a multiplexing circuit for mixing the digitized audio and video data to form a mixed signal, a processing circuit for processing the mixed signal, and a signal distributing circuit for supplying the processed mixed signal to each of the rotary magnetic heads so that the latter record the processed mixed signal on the magnetic tape.

REFERENCES:
patent: 3758711 (1973-09-01), Crosno
patent: 3921132 (1975-11-01), Baldwin
patent: 4063290 (1977-12-01), Metildi
patent: 4118738 (1978-10-01), Arnstein
patent: 4150397 (1979-04-01), Russell
patent: 4303950 (1981-12-01), Taniguchi
patent: 4353098 (1982-10-01), Heinz

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